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Related Concept Videos

Tip-of-the-Tongue Phenomenon01:10

Tip-of-the-Tongue Phenomenon

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The tip-of-the-tongue (TOT) phenomenon is a cognitive experience characterized by a temporary inability to retrieve specific information from memory despite having a strong feeling of knowing the information. Although individuals cannot access the target word or detail, they frequently recall related elements, such as its initial letter, syllable count, or context. This partial retrieval often causes frustration, as one might recognize a familiar face or know that a name starts with a specific...
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Prosopagnosia01:24

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Prosopagnosia, also known as face blindness, is the inability to recognize faces. In severe cases, individuals with prosopagnosia may not recognize close family members, including parents and spouses, by their faces. For instance, someone with prosopagnosia might walk past their child in a crowd, only realizing their mistake upon noticing their child's distinctive backpack or favorite jacket. Prosopagnosia specifically impairs facial recognition, while the recognition of other objects or...
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Facial Feedback Hypothesis01:24

Facial Feedback Hypothesis

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Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role...
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Association Areas of the Cortex01:21

Association Areas of the Cortex

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Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
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Visual Agnosia01:12

Visual Agnosia

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Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
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Related Experiment Video

Updated: Jul 21, 2025

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects
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Image Clarity Affects Tip-of-the-Tongue Rates for Faces.

Hyeonjeong Lee1, Ali Pournaghdali2, Bennett L Schwartz1

  • 1Department of Psychology, Florida International University, Miami, FL 33199, USA.

Journal of Intelligence
|July 28, 2023
PubMed
Summary

Higher clarity of familiar faces increases the likelihood of experiencing tip-of-the-tongue states (TOTs) and improves name recall. However, face clarity does not impact name recognition accuracy.

Keywords:
face memoryfluencymetacognitionmetamemorytip-of-the-tongue states

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Area of Science:

  • Cognitive Psychology
  • Memory Research
  • Perceptual Fluency

Background:

  • Tip-of-the-tongue (TOT) states represent a common yet intriguing phenomenon in human memory.
  • Understanding the factors influencing TOT experiences, such as perceptual cues, is crucial for memory research.

Purpose of the Study:

  • To investigate the impact of visual fluency, manipulated through facial clarity, on TOT experiences.
  • To examine the relationship between facial clarity, name recall, and name recognition.

Main Methods:

  • Manipulated visual fluency using three clarity levels (high, medium, low) for 396 celebrity faces.
  • Assessed name recall and TOT experiences in 429 participants for presented faces.
  • Administered a name recognition test following the recall and TOT assessment.

Main Results:

  • Higher facial clarity significantly increased TOT rates for unrecalled names.
  • Name recall performance was positively correlated with facial clarity.
  • Facial clarity did not influence the accuracy of the name recognition test.

Conclusions:

  • Perceptual factors, specifically visual fluency derived from facial clarity, play a significant role in triggering TOT states.
  • The findings suggest that the ease of perceptual processing influences the subjective experience of memory retrieval failure.